package com.example.extensions.listener;

import com.example.extensions.constant.Constants;
import com.rabbitmq.client.AMQP;
import com.rabbitmq.client.Channel;
import org.springframework.amqp.core.Message;
import org.springframework.amqp.rabbit.annotation.RabbitListener;
import org.springframework.stereotype.Component;

import java.util.Date;

@Component
public class DLListener {
//   @RabbitListener(queues = Constants.NORMAL_QUEUE)
   public void handMessage(Message message, Channel channel) throws Exception {
       long deliveryTag = message.getMessageProperties().getDeliveryTag();
       try {
            //消费者逻辑
           System.out.printf("[normal.queue] 接收到消息: %s, deliveryTag: %d \n", new String(message.getBody(), "UTF-8"), deliveryTag);

           //进行业务逻辑处理
           System.out.println(("业务逻辑处理"));
           int num = 3/0;
           System.out.println("业务逻辑处理完成");
           //肯定确认
           channel.basicAck(deliveryTag, false);
       } catch (Exception e) {
           //否定确认
           channel.basicNack(deliveryTag, false, false); //requeue 为false, 消息变为死信
       }
   }

    @RabbitListener(queues = Constants.DL_QUEUE)
    public void dlHandMessage(Message message, Channel channel) throws Exception {
       //消费者逻辑
       System.out.printf("%tc $[dl.queue] 接收到消息: %s  deliveryTag: %d \n",new Date(), new String(message.getBody(), "UTF-8"), message.getMessageProperties().getDeliveryTag());
    }
}
